From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1771DC433B4 for ; Tue, 18 May 2021 04:36:22 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 700BC61354 for ; Tue, 18 May 2021 04:36:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 700BC61354 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:41950 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lirSu-0003Gd-Hk for qemu-devel@archiver.kernel.org; Tue, 18 May 2021 00:36:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57690) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lirSD-0001tm-5r for qemu-devel@nongnu.org; Tue, 18 May 2021 00:35:37 -0400 Received: from indium.canonical.com ([91.189.90.7]:54002) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lirSB-0007T4-AI for qemu-devel@nongnu.org; Tue, 18 May 2021 00:35:36 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.93 #5 (Debian)) id 1lirS8-0003sR-54 for ; Tue, 18 May 2021 04:35:32 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id D2BC22E8193 for ; Tue, 18 May 2021 04:35:31 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Tue, 18 May 2021 04:26:49 -0000 From: Thomas Huth <1922102@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=Invalid; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: macos net network tap tap-net X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: shchukovl th-huth X-Launchpad-Bug-Reporter: Vladislav Yaroshchuk (shchukovl) X-Launchpad-Bug-Modifier: Thomas Huth (th-huth) References: <161720333927.2408.17717907169331715630.malonedeb@chaenomeles.canonical.com> Message-Id: <162131201001.21648.13707166447065644667.malone@soybean.canonical.com> Subject: [Bug 1922102] Re: Broken tap networking on macOS host X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="5321c3f40fa4d4b847f4e47fb766e7b95ed5036c"; Instance="production" X-Launchpad-Hash: c427c7ff8c5495fc7605b449370f349f30e54156 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -65 X-Spam_score: -6.6 X-Spam_bar: ------ X-Spam_report: (-6.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1922102 <1922102@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Ticket has been moved here (thanks, Vladislav!): https://gitlab.com/qemu-project/qemu/-/issues/335 ... thus I'm closing this on Launchpad now. ** Bug watch added: gitlab.com/qemu-project/qemu/-/issues #335 https://gitlab.com/qemu-project/qemu/-/issues/335 ** Changed in: qemu Status: Incomplete =3D> Invalid -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1922102 Title: Broken tap networking on macOS host Status in QEMU: Invalid Bug description: Building QEMU with GLib newer than 2.58.3 corrupts tap networking on macO= S hosts. Tap device was provided by Tun/Tap kernel extension installed from brew: =C2=A0=C2=A0brew install tuntap Checked revisions: =C2=A0=C2=A0553032d (v5.2.0) =C2=A0=C2=A06d40ce0 (v6.0.0-rc1) Host: =C2=A0MacBook Pro (Retina, 15-inch, Mid 2015) =C2=A0macOS Catalina 10.15.6 (19G2021) Guest: =C2=A0=C2=A0Linux Ubuntu 4.4.0-206-generic x86_64 =C2=A0=C2=A0Also tested macOS Catalina 10.15.7 as a guest, the behaviour = is the same. QEMU command line: qemu-system-x86_64 \ =C2=A0=C2=A0-drive file=3Dhdd.qcow2,if=3Dvirtio,format=3Dqcow2 \ =C2=A0=C2=A0-m 3G \ =C2=A0=C2=A0-nic tap,script=3Dtap-up.sh tap-up.sh: =C2=A0#!/bin/sh =C2=A0TAPDEV=3D"$1" =C2=A0BRIDGEDEV=3D"bridge0" =C2=A0ifconfig "$BRIDGEDEV" addm "$TAPDEV" Enabling/disabling Hypervisor.Framework acceleration (`-accel hvf`) has no effect. How to reproduce: =C2=A0=C2=A01. Build & install GLib > 2.58.3 (tested 2.60.7) =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib > 2.58.3 =C2=A0=C2=A03. Boot any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is inaccessible Hotfix: =C2=A0=C2=A01. Build & install GLib 2.58.3 =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib 2.58.3 =C2=A0=C2=A03. Boot any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is accessible, everything is= working as expected To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1922102/+subscriptions